BROWN BROTHERS HARRIMAN & CO

Position in ATR — Aptargroup, Inc.

CIK 14661 NEW YORK, NY

Position in ATR

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$45,128,014

+$4,712,910 QoQ

Shares Held

358,102

+8.1% QoQ

Ownership

0.561%

of shares outstanding

% of Portfolio

0.35%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

24 quarters on record

Voting authority Sole 98.61240652104708.ToString("F0")% Shared 0.ToString("F0")% None 1.387593478952924.ToString("F0")%

Healthcare · as of Mar 31, 2026

BROWN BROTHERS HARRIMAN & CO holds $314,056,543 across 19 Medical Instruments & Supplies names. ATR ranks #4 (14.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ALC	Alcon Inc	2,052,229	$154,635,455
2	WST	West Pharmaceutical Services Inc	228,415	$57,249,935
3	ISRG	Intuitive Surgical Inc	115,476	$53,233,281
4	ATR	Aptargroup, Inc. This page	358,102	$45,128,014
5	BDX	Becton Dickinson & Co	10,008	$1,573,557
6	HOLX	HOLOGIC INC	7,015	$530,263
7	RMD	Resmed Inc	1,792	$402,268
8	SOLV	Solventum Corp	5,637	$368,096

24 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$45,128,014	358,102	+8.1%	Shares	Sole	2026-05-14
2025-12-31	$40,415,104	331,380	-17.4%	Shares	Sole	2026-02-12
2025-09-30	$53,620,382	401,170	+3.1%	Shares	Sole	2025-11-13
2025-06-30	$60,864,097	389,082	+6.2%	Shares	Sole	2025-08-11
2025-03-31	$54,378,895	366,484	+17.1%	Shares	Sole	2025-05-14
2024-12-31	$49,165,230	312,955	+15.7%	Shares	Sole	2025-02-12
2024-09-30	$43,345,331	270,587	+39.5%	Shares	Sole	2024-11-13
2024-06-30	$27,312,493	193,967	+22.6%	Shares	Sole	2024-08-09
2024-03-31	$22,758,361	158,165	+69.4%	Shares	Sole	2024-05-10
2023-12-31	$11,539,803	93,349	+38.8%	Shares	Sole	2024-02-12
2023-09-30	$8,409,440	67,254	+44.7%	Shares	Sole	2023-11-13
2023-06-30	$5,384,014	46,470	+75.2%	Shares	Sole	2023-08-07
2023-03-31	$3,134,162	26,518	+1389.8%	Shares	Sole	2023-05-11
2022-12-31	$195,764	1,780	-2.7%	Shares	Sole	2023-02-09
2022-09-30	$173,904	1,830	-60.1%	Shares	Sole	2022-11-14
2022-06-30	$473,424	4,587	0.0%	Shares	Sole	2022-08-11
2022-03-31	$538,972	4,587	+8.1%	Shares	Sole	2022-05-13
2021-12-31	$519,560	4,242	0.0%	Shares	Sole	2022-02-14
2021-09-30	$506,282	4,242	+7.9%	Shares	Sole	2021-11-15
2021-06-30	$553,642	3,931	+30138.5%	Shares	Sole	2021-08-13
2020-12-31	$1,779	13	-50.0%	Shares	Sole	2021-02-16
2020-09-30	$2,943	26	-74.3%	Shares	Sole	2020-11-16
2020-06-30	$11,309	101	0.0%	Shares	Sole	2020-08-13
2020-03-31	$10,053	101	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.